.sign-in{width:50%;margin:50px auto;text-align: center;}
.sign-in h3{color: #979797;font-size: 1.4rem;margin:30px 0;}
.sign-in input{margin:10px 0;width:288px;height:39px;font-weight: bold;}
.sign-in input[value="登录"]{background-color: #E08A98;}
.sign-in input[value="注册会员"]{background-color: #CDCDCD;}
.sign-in a{display: block;color:#7F7F7F;font-size: 0.8rem;}